MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous external URLs, with one specifically identified as part of a link farm on disposable hosting, suggesting a phishing or malware distribution scheme. The PDF structure and embedded URLs point towards a spearphishing attachment attack vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://smidgel.ru/uplcv?utm_term=descriptive+words+starting+with+i+for+a+person PDF link annotation
- http://art-lan.ru/uploads/assets/file/gutagizadivikovima.pdfIn PDF document text
- http://www.cuadernos.in/wp-content/plugins/formcraft/file-upload/server/content/files/16143a7898bd6d---95771940839.pdfIn PDF document text
- https://magyar-logyogyasz.hu/fileok/file/15406034807.pdfIn PDF document text
- http://csc0512.com/userfiles/file/20210908155614_a0bl8m.pdfIn PDF document text
- http://isvpro.com/custom/files/72397170517.pdfIn PDF document text
- http://www.instalacionescueto.com/nueva/ckfinder/userfiles/files/xejezobuxuso.pdfIn PDF document text
- http://soeurs-scjboran.fr/soeurs/upload/files/21939680255.pdfIn PDF document text
- https://www.colline-eternelle.com/ckfinder/userfiles/files/63609408997.pdfIn PDF document text
- https://ikincielinmak.com/upload/ckfinder/files/ririninapize.pdfIn PDF document text
- http://corkpotters.com/images/80589454333.pdfIn PDF document text
- https://www.smartfutureexpo.com/ckfinder/userfiles/files/60423001141.pdfIn PDF document text
- http://sreema.org/FCKeditor/file/72205201871.pdfIn PDF document text
- http://schokozentrale.de/idata/74458626029.pdfIn PDF document text
- https://forumhrdbekasi.com/webroot/userfiles/files/78319287837.pdfIn PDF document text
- http://airmon.hu/images/files/74400578562.pdfIn PDF document text
- http://watch62.ru/files/files/novesubimikejowux.pdfIn PDF document text
- https://braveathlete.net/geektic/files/63151177700.pdfIn PDF document text
- http://www.fred-robin.com/ckfinder/userfiles/files/fudaxujolirima.pdfIn PDF document text
- http://test-immo.com/file/zarevekinofatokekupu.pdfIn PDF document text
- https://seroinstitute.com/wp-content/plugins/super-forms/uploads/php/files/f885b34570fbfa2f548352802d90d0d4/xisesotutakawe.pdfIn PDF document text
- http://felixefontesadvogados.com.br/ckfinder/userfiles/files/94372733734.pdfIn PDF document text
- https://suativisamsungtaihanoi.net/upload/files/kufiwaxovagemobesuv.pdfIn PDF document text
- https://pima-alarms.rs/slicice/file/ledobuxiriwek.pdfIn PDF document text
- https://kawanmto.info/contents/files/5944698185.pdfIn PDF document text
- https://zaindu.drogomedia.com/files/galeria/files/monet.pdfIn PDF document text
- http://amindoost.ir/images/upload/files/51248133867.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d7e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD7E6 | 17824 bytes |
SHA-256: 2610778a541d9b841b8c82bfce9385919129180ea393f54892ffeea6058a970a |
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font_01_sfnt_off00010552.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10552 | 11004 bytes |
SHA-256: 6259653d383e409a88816944dff6b97e0fe954d1ff91df1386076a474ca00645 |
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font_02_sfnt_off00011eb7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11EB7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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